Top 10 Best copper flat bar in 2026

Last Updated - 6/8/2026

🏆Best Choice

HWYEE

HWYEE 1Pcs 1/4" x 1" x 12" C110 Copper Flat Bar 12" Long, 6 x 25 x 305mm 99.98% Pure Copper Bus Bars DIY Craft, Electrical Connectors for Electroplating (1PCS,6 * 25 * 305mm)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Size: 1pcs copper bar 1/4" (6mm) x 1" (25mm) x 12"(305mm) You can choose copper flat bar in different sizes.
•C110 Copper is 99.98% pure copper ，Has nice electrical conductivity and good processability,corrosion resistance, and ductility high purity, high hardness.It can still work well under hot conditionyou can use it according to your requirement.
•Copper bar stock is easy to cut and drill, you can cut the copper flat bar to the length you want，convenient and easy.
•Widely used in knife hobby raw material, DIY craft making, milling , lathe, metal mesh weaving, grounding systems, electrical connectors, etc.
•This high purity copper flat bar is the ideal choice of DIY enthusiast, good at welding and brazing, you will love it.

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$20.99

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HWYEE

HWYEE 1PCS Copper Flat Bar 1/4" x 2" x 6", 99.98% Copper Bus Bar Stock, 6mm x 50mm x 152mm C110 Solid Flat Bar Stock for Various DIY (1Pcs, 6 * 50 * 152mm)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【Package Quantity】Copper flat bars 1PCS；Size: 1/4"（6mm） x 2"(50mm) x 6"(152mm)；You can choose copper flat bar in different sizes.
•【Your Ideal Choice 】 This high-purity copper flat bar is perfect for DIY enthusiasts, excelling in welding and brazing. You'll love its versatility and performance.
•【Superior Copper Bar】C110 copper, this bar is 99.98% pure, offering excellent electrical conductivity, good processability, corrosion resistance, and high ductility. Its high purity and hardness ensure it performs well even under hot conditions, allowing you to use it according to your needs.
•【Various DIY】To use the copper flat bar, measure and cut it to the desired length. Smooth any rough edges, shape as needed, and drill holes if necessary. Then, join or attach it to your project using soldering, welding, or fasteners.
•【Widely Used】Widely used in knife hobby raw material, DIY craft making, milling , lathe, metal mesh weaving, grounding systems, electrical connectors, etc.

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$20.99

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HiXiMi

Bus Bar Copper Flat Bar Red Pure Copper Nickel Plating for Lithium Battery 3.2V 50Ah 100Ah 280Ah LiFePO4 Cells Busbar Connector Pitch Row 0.98" 4PCS BusBars

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•【Red Copper Nickel Plating】Nickel plating on the surface, red copper inside. Made of grade A red copper with nickel-plated which offers a higher level of chemical and corrosion resistance.
•【 Ingenious Quality 】 Our bus bars are manufactured by advanced laser equipment and strict quality inspection standards. It has high strength and hardness, no scratches and very smooth. It can work well under hot condition and high current condition.
•【 Safe to Use 】 Designed for durability, and tested to meet S.A.E conductivity standards J163 & J1811; UL listed to U.S. & Canadian saftey standards; RoHS & REACH compliant.
•【 Widely applications 】 Perfect for LiFePO4 Cell lithium batteries DIY, such as 3.2V 20Ah 50Ah 80ah 100ah 120ah 200ah 280ah 300ah,etc.It is applicable to all kinds of lifepo4 cells. The design of elliptical holes gives the battery a bulge space, and it can also be added with insulating plates to make the battery safer.
•【What You Get】Freedom to choose from a variety of Pitch Row and pack quantities, that fit your requirements and applications; Can be soldered or use with M6 screws; Recommend to check bus bars dimensions to ensure a proper fit. 24-months warranty and friendly customer service.

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$7.70

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VERNUOS

VERNUOS 3/8" x 1" C110 Copper Flat BAR 6" Long Solid .4" Plate Mill

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Material:Copper Flat BAR
•Features:Good material for DIY craft making
•Package Quantity:1pcs,3/8"（10mm） x 1"（25mm） x 6"
•Widely Application:Copper Flat Bar stock is perfect for a variety of Craft , milling, lathe, knife hobby raw material & custom engraved plates

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$18.99

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UAUAFIFI

1/8 Inch Copper Flat Bar,1/8" x 1" x 6" C11 Solid Copper Flat Bar Stock,99.9% Copper Bar Stock for Various DIY (1, 1/8x1x6 inch)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Size: 1pcs copper bar 1/8"（3mm）x 1"（25mm）x 6"(153mm) ，you can cut to any size you want
•Material ：Copper bar is made of C110 copper material,has nice electrical conductivity and good processability, high purity, you can use it according to your requirement
•Smooth Cutting Surface：Our coppers flat bar is nicely polished up and cut, has high strength and hardness, no scratches and very smooth, safe to use
•Features：Copper bar stock has high strength, high hardness. It can still work well under hot condition and has good corrosion resistance
•Widely Used：If you are a lover of DIY crafts, you should prepare this copper block, because it is indeed widely used and multifunctional, you will definitely use it

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$9.99

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VERNUOS

1/8" x 1" C110 Copper Flat BAR 12" Long Solid .250" Plate Mill

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Material:Copper Flat BAR
•Features:Good material for DIY craft making
•Package Quantity:1pcs,1/8"（3mm） x 1"（25mm） x 12"
•Widely Application:Copper Flat Bar stock is perfect for a variety of Craft , milling, lathe, knife hobby raw material & custom engraved plates.

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$12.99

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KWOKWEI

KWOKWEI 1PCS Copper Flat Bar Stock, Solid Copper Flat Bar Stock 1/16" T × 2" W × 10" L, Copper Flat Square Bar Copper Solid Metal Sheets for Crafts Electrical Repairs Electroplating

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•【Sizes】Length: 250mm/10-inch; Width: 50mm/2-inch; Thickness: 1.5mm/ 1/16-inch, Perfect for both small and large projects.
•【High Purity Copper】 Made of 99.9% pure copper, our Copper bar stock guarantees full weight and volume, ensuring you get the best value. 99.9% copper has excellent conductivity, good processability, and ductility.
•【Multiple Features】 The surface of the Pure Copper Strip is polished, smooth, and easy to work with. Its corrosion resistance ensures high durability in various environments. The high electrical and thermal conductivity make the Copper flat stock ideal for applications requiring efficient heat or electrical transfer.
•【Ease of Use】 High ductility and malleability make it easy to cut, shape, and work with, enhancing your convenience. You can cut and drill the Copper metal flat bar according to your needs, making it an excellent material for DIY projects.
•【Versatile Applications】 Suitable for a wide range of uses such as DIY craft making,knife making, jewelry, electrical projects, maintenance, lathe, milling, etc.

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$14.99

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VERNUOS

VERNUOS 1/4" x 2" C110 Copper Flat BAR 6" Long Solid .23" Plate Mill

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Material:Copper Flat BAR
•Features:Good material for DIY craft making
•Package Quantity:1pcs,1/4"（6mm） x 2"（50mm） x 6"
•Widely Application:Copper Flat Bar stock is perfect for a variety of Craft , milling, lathe, knife hobby raw material & custom engraved plates

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$20.99

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Gisafai

Gisafai 4 Pieces C110 Copper Flat Bar 1/8" x 1" x 12" Long Solid Copper Bus Bar Stock Plate Mill Stock Bus Solid Metal Sheets for Crafting Jewelry Repairs Enameling Electrical

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Reliable Material: C110 copper bar has good electrical and thermal conductivity, easy to cut and weld; hard, strong, high purity, well cut and polished, without any burrs, you will never be disappointed; This makes it suitable for a variety of applications, from industrial purposes to DIY projects
•Ample Quantity: each package includes 4 pieces of flat bar stocks, providing an ample amount of material that you can use for various tasks; This is an economical choice for those who need a reliable supply of copper for different projects, or replacements for worn out parts
•Convenient Size: the copper flat bars come in a standard size of about 1/8 x 1 x 12 inches, offering a suitable size that is both practical and easy to work with; It suitably caters to the needs of those who are into DIY projects, as it can easily be cut and drilled according to your preferences
•Practical Conductivity: the C110 grade copper billet bar features outstanding electrical and thermal conductivity; This property makes it versatile and useful for applications that require efficient heat transfer and electrical conduction, bringing optimal performance in use
•User Friendly: these plate mill stocks are easy to cut and drill, making them suitable for DIY enthusiasts or professionals alike; You can easily tailor them to your needs, whether it's for electrical equipment, hardware trade, circuit boards, compasses, aviation instruments or mold making

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$31.99

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SuperDi

Copper Flat Bar Stock 3/8" x 1" x 6"- Knife Making, Hobby, Craft, C110-1 Bar

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Condition: New: A brand-new, unused, unopened, undamaged item in its original packaging
•Model: flat bar

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$18.98

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